TLE2142 Datasheet, PDF (26/29 Pages) Texas Instruments – EXCALIBUR LOW-NOISE HIGH-SPEED PRECISION DUAL OPERATIONAL AMPLIFIERS

TLE2142, TLE2142A, TLE2142Y
EXCALIBUR LOW-NOISE HIGH-SPEED
PRECISION DUAL OPERATIONAL AMPLIFIERS
SLOS064B – DECEMBER 1990 – REVISED AUGUST 1994
TYPICAL CHARACTERISTICS^†
EQUIVALENT INPUT NOISE VOLTAGE
vs
FREQUENCY
250
VCC _± = ± 15 V
RS = 20 Ω
200
TA = – 55°C
150
INPUT NOISE VOLTAGE
OVER A 10-SECOND PERIOD
750
VCC _± = ± 15 V
f = 0.1 Hz to 10 Hz
500 ^{TA = 25°C}
250
TA = 125°C
100
TA = 25°C
50
0
– 250
– 500
0
1
10
100
1k
10 k
f – Frequency – Hz
Figure 23
EQUIVALENT INPUT NOISE CURRENT
vs
FREQUENCY
8
6
TA = – 55°C
4
– 750
0
2
4
6
t – Time – s
8
10
Figure 24
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
1%
VO(PP) = 20 V
VCC _± = ± 15 V
TA = 25°C
AV = 100
RL = 600 Ω
0.1%
AV = 10
RL = 600 Ω
AV = 100
RL = 2 kΩ
TA = 25°C
2
TA = 125°C
0
1
10
100
1k
f – Frequency – Hz
Figure 25
0.01%
0.001%
10 k
10
AV = 10
RL = 2 kΩ
100
1k
10 k
f – Frequency – Hz
Figure 26
100 k
† _{Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.}
5–26
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